Fetch a new GAIA picture every time chrome://settings/manageProfile comes up.

chrome/browser/profiles/gaia_info_update_service.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/profiles/gaia_info_update_service.h"
 
 #include "base/prefs/pref_service.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 114 matching lines @@
   if (profile_index == std::string::npos)
     return;
   if (picture_status == ProfileDownloader::PICTURE_SUCCESS) {
     profile_->GetPrefs()->SetString(prefs::kProfileGAIAInfoPictureURL,
                                     picture_url);
     gfx::Image gfx_image = gfx::Image::CreateFrom1xBitmap(bitmap);
     cache.SetGAIAPictureOfProfileAtIndex(profile_index, &gfx_image);
   } else if (picture_status == ProfileDownloader::PICTURE_DEFAULT) {
     cache.SetGAIAPictureOfProfileAtIndex(profile_index, NULL);
   }
-
-  // Order matters here for shortcut management, like in
-  // ProfileShortcutManagerWin::OnProfileAdded, as the picture update does not
-  // allow us to change the target, so we have to apply any renaming first. We
-  // also need to re-fetch the index, as changing the profile name may alter it.
-  profile_index = cache.GetIndexOfProfileWithPath(profile_->GetPath());
-  cache.SetIsUsingGAIAPictureOfProfileAtIndex(profile_index, true);
 }
 
 void GAIAInfoUpdateService::OnProfileDownloadFailure(
     ProfileDownloader* downloader,
     ProfileDownloaderDelegate::FailureReason reason) {
   profile_image_downloader_.reset();
 
   // Save the last updated time.
   last_updated_ = base::Time::Now();
   profile_->GetPrefs()->SetInt64(prefs::kProfileGAIAInfoUpdateTime,
@@ skipping 56 matching lines @@
 
 void GAIAInfoUpdateService::GoogleSigninSucceeded(
     const std::string& username,
     const std::string& password) {
   OnUsernameChanged(username);
 }
 
 void GAIAInfoUpdateService::GoogleSignedOut(const std::string& username) {
   OnUsernameChanged(std::string());
 }